const mem = @import("../mem.zig"); const math = @import("../math/index.zig"); const endian = @import("../endian.zig"); const debug = @import("../debug/index.zig"); const builtin = @import("builtin"); const htest = @import("test.zig"); ///////////////////// // Sha224 + Sha256 const RoundParam256 = struct { a: usize, b: usize, c: usize, d: usize, e: usize, f: usize, g: usize, h: usize, i: usize, k: u32, }; fn Rp256(a: usize, b: usize, c: usize, d: usize, e: usize, f: usize, g: usize, h: usize, i: usize, k: u32) RoundParam256 { return RoundParam256{ .a = a, .b = b, .c = c, .d = d, .e = e, .f = f, .g = g, .h = h, .i = i, .k = k, }; } const Sha2Params32 = struct { iv0: u32, iv1: u32, iv2: u32, iv3: u32, iv4: u32, iv5: u32, iv6: u32, iv7: u32, out_len: usize, }; const Sha224Params = Sha2Params32{ .iv0 = 0xC1059ED8, .iv1 = 0x367CD507, .iv2 = 0x3070DD17, .iv3 = 0xF70E5939, .iv4 = 0xFFC00B31, .iv5 = 0x68581511, .iv6 = 0x64F98FA7, .iv7 = 0xBEFA4FA4, .out_len = 224, }; const Sha256Params = Sha2Params32{ .iv0 = 0x6A09E667, .iv1 = 0xBB67AE85, .iv2 = 0x3C6EF372, .iv3 = 0xA54FF53A, .iv4 = 0x510E527F, .iv5 = 0x9B05688C, .iv6 = 0x1F83D9AB, .iv7 = 0x5BE0CD19, .out_len = 256, }; pub const Sha224 = Sha2_32(Sha224Params); pub const Sha256 = Sha2_32(Sha256Params); fn Sha2_32(comptime params: Sha2Params32) type { return struct { const Self = this; const block_size = 64; const digest_size = params.out_len / 8; s: [8]u32, // Streaming Cache buf: [64]u8, buf_len: u8, total_len: u64, pub fn init() Self { var d: Self = undefined; d.reset(); return d; } pub fn reset(d: *Self) void { d.s[0] = params.iv0; d.s[1] = params.iv1; d.s[2] = params.iv2; d.s[3] = params.iv3; d.s[4] = params.iv4; d.s[5] = params.iv5; d.s[6] = params.iv6; d.s[7] = params.iv7; d.buf_len = 0; d.total_len = 0; } pub fn hash(b: []const u8, out: []u8) void { var d = Self.init(); d.update(b); d.final(out); } pub fn update(d: *Self, b: []const u8) void { var off: usize = 0; // Partial buffer exists from previous update. Copy into buffer then hash. if (d.buf_len != 0 and d.buf_len + b.len > 64) { off += 64 - d.buf_len; mem.copy(u8, d.buf[d.buf_len..], b[0..off]); d.round(d.buf[0..]); d.buf_len = 0; } // Full middle blocks. while (off + 64 <= b.len) : (off += 64) { d.round(b[off .. off + 64]); } // Copy any remainder for next pass. mem.copy(u8, d.buf[d.buf_len..], b[off..]); d.buf_len += @intCast(u8, b[off..].len); d.total_len += b.len; } pub fn final(d: *Self, out: []u8) void { debug.assert(out.len >= params.out_len / 8); // The buffer here will never be completely full. mem.set(u8, d.buf[d.buf_len..], 0); // Append padding bits. d.buf[d.buf_len] = 0x80; d.buf_len += 1; // > 448 mod 512 so need to add an extra round to wrap around. if (64 - d.buf_len < 8) { d.round(d.buf[0..]); mem.set(u8, d.buf[0..], 0); } // Append message length. var i: usize = 1; var len = d.total_len >> 5; d.buf[63] = @intCast(u8, d.total_len & 0x1f) << 3; while (i < 8) : (i += 1) { d.buf[63 - i] = @intCast(u8, len & 0xff); len >>= 8; } d.round(d.buf[0..]); // May truncate for possible 224 output const rr = d.s[0 .. params.out_len / 32]; for (rr) |s, j| { mem.writeInt(out[4 * j .. 4 * j + 4], s, builtin.Endian.Big); } } fn round(d: *Self, b: []const u8) void { debug.assert(b.len == 64); var s: [64]u32 = undefined; var i: usize = 0; while (i < 16) : (i += 1) { s[i] = 0; s[i] |= u32(b[i * 4 + 0]) << 24; s[i] |= u32(b[i * 4 + 1]) << 16; s[i] |= u32(b[i * 4 + 2]) << 8; s[i] |= u32(b[i * 4 + 3]) << 0; } while (i < 64) : (i += 1) { s[i] = s[i - 16] +% s[i - 7] +% (math.rotr(u32, s[i - 15], u32(7)) ^ math.rotr(u32, s[i - 15], u32(18)) ^ (s[i - 15] >> 3)) +% (math.rotr(u32, s[i - 2], u32(17)) ^ math.rotr(u32, s[i - 2], u32(19)) ^ (s[i - 2] >> 10)); } var v: [8]u32 = []u32{ d.s[0], d.s[1], d.s[2], d.s[3], d.s[4], d.s[5], d.s[6], d.s[7], }; const round0 = comptime []RoundParam256{ Rp256(0, 1, 2, 3, 4, 5, 6, 7, 0, 0x428A2F98), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 1, 0x71374491), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 2, 0xB5C0FBCF), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 3, 0xE9B5DBA5), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 4, 0x3956C25B), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 5, 0x59F111F1), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 6, 0x923F82A4), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 7, 0xAB1C5ED5), Rp256(0, 1, 2, 3, 4, 5, 6, 7, 8, 0xD807AA98), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 9, 0x12835B01), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 10, 0x243185BE), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 11, 0x550C7DC3), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 12, 0x72BE5D74), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 13, 0x80DEB1FE), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 14, 0x9BDC06A7), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 15, 0xC19BF174), Rp256(0, 1, 2, 3, 4, 5, 6, 7, 16, 0xE49B69C1), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 17, 0xEFBE4786), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 18, 0x0FC19DC6), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 19, 0x240CA1CC), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 20, 0x2DE92C6F), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 21, 0x4A7484AA), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 22, 0x5CB0A9DC), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 23, 0x76F988DA), Rp256(0, 1, 2, 3, 4, 5, 6, 7, 24, 0x983E5152), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 25, 0xA831C66D), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 26, 0xB00327C8), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 27, 0xBF597FC7), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 28, 0xC6E00BF3), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 29, 0xD5A79147), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 30, 0x06CA6351), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 31, 0x14292967), Rp256(0, 1, 2, 3, 4, 5, 6, 7, 32, 0x27B70A85), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 33, 0x2E1B2138), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 34, 0x4D2C6DFC), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 35, 0x53380D13), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 36, 0x650A7354), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 37, 0x766A0ABB), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 38, 0x81C2C92E), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 39, 0x92722C85), Rp256(0, 1, 2, 3, 4, 5, 6, 7, 40, 0xA2BFE8A1), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 41, 0xA81A664B), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 42, 0xC24B8B70), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 43, 0xC76C51A3), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 44, 0xD192E819), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 45, 0xD6990624), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 46, 0xF40E3585), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 47, 0x106AA070), Rp256(0, 1, 2, 3, 4, 5, 6, 7, 48, 0x19A4C116), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 49, 0x1E376C08), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 50, 0x2748774C), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 51, 0x34B0BCB5), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 52, 0x391C0CB3), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 53, 0x4ED8AA4A), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 54, 0x5B9CCA4F), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 55, 0x682E6FF3), Rp256(0, 1, 2, 3, 4, 5, 6, 7, 56, 0x748F82EE), Rp256(7, 0, 1, 2, 3, 4, 5, 6, 57, 0x78A5636F), Rp256(6, 7, 0, 1, 2, 3, 4, 5, 58, 0x84C87814), Rp256(5, 6, 7, 0, 1, 2, 3, 4, 59, 0x8CC70208), Rp256(4, 5, 6, 7, 0, 1, 2, 3, 60, 0x90BEFFFA), Rp256(3, 4, 5, 6, 7, 0, 1, 2, 61, 0xA4506CEB), Rp256(2, 3, 4, 5, 6, 7, 0, 1, 62, 0xBEF9A3F7), Rp256(1, 2, 3, 4, 5, 6, 7, 0, 63, 0xC67178F2), }; inline for (round0) |r| { v[r.h] = v[r.h] +% (math.rotr(u32, v[r.e], u32(6)) ^ math.rotr(u32, v[r.e], u32(11)) ^ math.rotr(u32, v[r.e], u32(25))) +% (v[r.g] ^ (v[r.e] & (v[r.f] ^ v[r.g]))) +% r.k +% s[r.i]; v[r.d] = v[r.d] +% v[r.h]; v[r.h] = v[r.h] +% (math.rotr(u32, v[r.a], u32(2)) ^ math.rotr(u32, v[r.a], u32(13)) ^ math.rotr(u32, v[r.a], u32(22))) +% ((v[r.a] & (v[r.b] | v[r.c])) | (v[r.b] & v[r.c])); } d.s[0] +%= v[0]; d.s[1] +%= v[1]; d.s[2] +%= v[2]; d.s[3] +%= v[3]; d.s[4] +%= v[4]; d.s[5] +%= v[5]; d.s[6] +%= v[6]; d.s[7] +%= v[7]; } }; } test "sha224 single" { htest.assertEqualHash(Sha224, "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f", ""); htest.assertEqualHash(Sha224, "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7", "abc"); htest.assertEqualHash(Sha224, "c97ca9a559850ce97a04a96def6d99a9e0e0e2ab14e6b8df265fc0b3", "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"); } test "sha224 streaming" { var h = Sha224.init(); var out: [28]u8 = undefined; h.final(out[0..]); htest.assertEqual("d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f", out[0..]); h.reset(); h.update("abc"); h.final(out[0..]); htest.assertEqual("23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7", out[0..]); h.reset(); h.update("a"); h.update("b"); h.update("c"); h.final(out[0..]); htest.assertEqual("23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7", out[0..]); } test "sha256 single" { htest.assertEqualHash(Sha256, "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", ""); htest.assertEqualHash(Sha256, "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad", "abc"); htest.assertEqualHash(Sha256, "cf5b16a778af8380036ce59e7b0492370b249b11e8f07a51afac45037afee9d1", "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"); } test "sha256 streaming" { var h = Sha256.init(); var out: [32]u8 = undefined; h.final(out[0..]); htest.assertEqual("e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855", out[0..]); h.reset(); h.update("abc"); h.final(out[0..]); htest.assertEqual("ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad", out[0..]); h.reset(); h.update("a"); h.update("b"); h.update("c"); h.final(out[0..]); htest.assertEqual("ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad", out[0..]); } test "sha256 aligned final" { var block = []u8{0} ** Sha256.block_size; var out: [Sha256.digest_size]u8 = undefined; var h = Sha256.init(); h.update(block); h.final(out[0..]); } ///////////////////// // Sha384 + Sha512 const RoundParam512 = struct { a: usize, b: usize, c: usize, d: usize, e: usize, f: usize, g: usize, h: usize, i: usize, k: u64, }; fn Rp512(a: usize, b: usize, c: usize, d: usize, e: usize, f: usize, g: usize, h: usize, i: usize, k: u64) RoundParam512 { return RoundParam512{ .a = a, .b = b, .c = c, .d = d, .e = e, .f = f, .g = g, .h = h, .i = i, .k = k, }; } const Sha2Params64 = struct { iv0: u64, iv1: u64, iv2: u64, iv3: u64, iv4: u64, iv5: u64, iv6: u64, iv7: u64, out_len: usize, }; const Sha384Params = Sha2Params64{ .iv0 = 0xCBBB9D5DC1059ED8, .iv1 = 0x629A292A367CD507, .iv2 = 0x9159015A3070DD17, .iv3 = 0x152FECD8F70E5939, .iv4 = 0x67332667FFC00B31, .iv5 = 0x8EB44A8768581511, .iv6 = 0xDB0C2E0D64F98FA7, .iv7 = 0x47B5481DBEFA4FA4, .out_len = 384, }; const Sha512Params = Sha2Params64{ .iv0 = 0x6A09E667F3BCC908, .iv1 = 0xBB67AE8584CAA73B, .iv2 = 0x3C6EF372FE94F82B, .iv3 = 0xA54FF53A5F1D36F1, .iv4 = 0x510E527FADE682D1, .iv5 = 0x9B05688C2B3E6C1F, .iv6 = 0x1F83D9ABFB41BD6B, .iv7 = 0x5BE0CD19137E2179, .out_len = 512, }; pub const Sha384 = Sha2_64(Sha384Params); pub const Sha512 = Sha2_64(Sha512Params); fn Sha2_64(comptime params: Sha2Params64) type { return struct { const Self = this; const block_size = 128; const digest_size = params.out_len / 8; s: [8]u64, // Streaming Cache buf: [128]u8, buf_len: u8, total_len: u128, pub fn init() Self { var d: Self = undefined; d.reset(); return d; } pub fn reset(d: *Self) void { d.s[0] = params.iv0; d.s[1] = params.iv1; d.s[2] = params.iv2; d.s[3] = params.iv3; d.s[4] = params.iv4; d.s[5] = params.iv5; d.s[6] = params.iv6; d.s[7] = params.iv7; d.buf_len = 0; d.total_len = 0; } pub fn hash(b: []const u8, out: []u8) void { var d = Self.init(); d.update(b); d.final(out); } pub fn update(d: *Self, b: []const u8) void { var off: usize = 0; // Partial buffer exists from previous update. Copy into buffer then hash. if (d.buf_len != 0 and d.buf_len + b.len > 128) { off += 128 - d.buf_len; mem.copy(u8, d.buf[d.buf_len..], b[0..off]); d.round(d.buf[0..]); d.buf_len = 0; } // Full middle blocks. while (off + 128 <= b.len) : (off += 128) { d.round(b[off .. off + 128]); } // Copy any remainder for next pass. mem.copy(u8, d.buf[d.buf_len..], b[off..]); d.buf_len += @intCast(u8, b[off..].len); d.total_len += b.len; } pub fn final(d: *Self, out: []u8) void { debug.assert(out.len >= params.out_len / 8); // The buffer here will never be completely full. mem.set(u8, d.buf[d.buf_len..], 0); // Append padding bits. d.buf[d.buf_len] = 0x80; d.buf_len += 1; // > 896 mod 1024 so need to add an extra round to wrap around. if (128 - d.buf_len < 16) { d.round(d.buf[0..]); mem.set(u8, d.buf[0..], 0); } // Append message length. var i: usize = 1; var len = d.total_len >> 5; d.buf[127] = @intCast(u8, d.total_len & 0x1f) << 3; while (i < 16) : (i += 1) { d.buf[127 - i] = @intCast(u8, len & 0xff); len >>= 8; } d.round(d.buf[0..]); // May truncate for possible 384 output const rr = d.s[0 .. params.out_len / 64]; for (rr) |s, j| { mem.writeInt(out[8 * j .. 8 * j + 8], s, builtin.Endian.Big); } } fn round(d: *Self, b: []const u8) void { debug.assert(b.len == 128); var s: [80]u64 = undefined; var i: usize = 0; while (i < 16) : (i += 1) { s[i] = 0; s[i] |= u64(b[i * 8 + 0]) << 56; s[i] |= u64(b[i * 8 + 1]) << 48; s[i] |= u64(b[i * 8 + 2]) << 40; s[i] |= u64(b[i * 8 + 3]) << 32; s[i] |= u64(b[i * 8 + 4]) << 24; s[i] |= u64(b[i * 8 + 5]) << 16; s[i] |= u64(b[i * 8 + 6]) << 8; s[i] |= u64(b[i * 8 + 7]) << 0; } while (i < 80) : (i += 1) { s[i] = s[i - 16] +% s[i - 7] +% (math.rotr(u64, s[i - 15], u64(1)) ^ math.rotr(u64, s[i - 15], u64(8)) ^ (s[i - 15] >> 7)) +% (math.rotr(u64, s[i - 2], u64(19)) ^ math.rotr(u64, s[i - 2], u64(61)) ^ (s[i - 2] >> 6)); } var v: [8]u64 = []u64{ d.s[0], d.s[1], d.s[2], d.s[3], d.s[4], d.s[5], d.s[6], d.s[7], }; const round0 = comptime []RoundParam512{ Rp512(0, 1, 2, 3, 4, 5, 6, 7, 0, 0x428A2F98D728AE22), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 1, 0x7137449123EF65CD), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 2, 0xB5C0FBCFEC4D3B2F), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 3, 0xE9B5DBA58189DBBC), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 4, 0x3956C25BF348B538), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 5, 0x59F111F1B605D019), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 6, 0x923F82A4AF194F9B), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 7, 0xAB1C5ED5DA6D8118), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 8, 0xD807AA98A3030242), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 9, 0x12835B0145706FBE), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 10, 0x243185BE4EE4B28C), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 11, 0x550C7DC3D5FFB4E2), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 12, 0x72BE5D74F27B896F), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 13, 0x80DEB1FE3B1696B1), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 14, 0x9BDC06A725C71235), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 15, 0xC19BF174CF692694), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 16, 0xE49B69C19EF14AD2), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 17, 0xEFBE4786384F25E3), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 18, 0x0FC19DC68B8CD5B5), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 19, 0x240CA1CC77AC9C65), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 20, 0x2DE92C6F592B0275), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 21, 0x4A7484AA6EA6E483), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 22, 0x5CB0A9DCBD41FBD4), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 23, 0x76F988DA831153B5), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 24, 0x983E5152EE66DFAB), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 25, 0xA831C66D2DB43210), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 26, 0xB00327C898FB213F), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 27, 0xBF597FC7BEEF0EE4), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 28, 0xC6E00BF33DA88FC2), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 29, 0xD5A79147930AA725), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 30, 0x06CA6351E003826F), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 31, 0x142929670A0E6E70), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 32, 0x27B70A8546D22FFC), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 33, 0x2E1B21385C26C926), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 34, 0x4D2C6DFC5AC42AED), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 35, 0x53380D139D95B3DF), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 36, 0x650A73548BAF63DE), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 37, 0x766A0ABB3C77B2A8), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 38, 0x81C2C92E47EDAEE6), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 39, 0x92722C851482353B), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 40, 0xA2BFE8A14CF10364), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 41, 0xA81A664BBC423001), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 42, 0xC24B8B70D0F89791), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 43, 0xC76C51A30654BE30), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 44, 0xD192E819D6EF5218), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 45, 0xD69906245565A910), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 46, 0xF40E35855771202A), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 47, 0x106AA07032BBD1B8), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 48, 0x19A4C116B8D2D0C8), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 49, 0x1E376C085141AB53), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 50, 0x2748774CDF8EEB99), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 51, 0x34B0BCB5E19B48A8), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 52, 0x391C0CB3C5C95A63), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 53, 0x4ED8AA4AE3418ACB), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 54, 0x5B9CCA4F7763E373), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 55, 0x682E6FF3D6B2B8A3), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 56, 0x748F82EE5DEFB2FC), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 57, 0x78A5636F43172F60), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 58, 0x84C87814A1F0AB72), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 59, 0x8CC702081A6439EC), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 60, 0x90BEFFFA23631E28), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 61, 0xA4506CEBDE82BDE9), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 62, 0xBEF9A3F7B2C67915), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 63, 0xC67178F2E372532B), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 64, 0xCA273ECEEA26619C), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 65, 0xD186B8C721C0C207), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 66, 0xEADA7DD6CDE0EB1E), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 67, 0xF57D4F7FEE6ED178), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 68, 0x06F067AA72176FBA), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 69, 0x0A637DC5A2C898A6), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 70, 0x113F9804BEF90DAE), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 71, 0x1B710B35131C471B), Rp512(0, 1, 2, 3, 4, 5, 6, 7, 72, 0x28DB77F523047D84), Rp512(7, 0, 1, 2, 3, 4, 5, 6, 73, 0x32CAAB7B40C72493), Rp512(6, 7, 0, 1, 2, 3, 4, 5, 74, 0x3C9EBE0A15C9BEBC), Rp512(5, 6, 7, 0, 1, 2, 3, 4, 75, 0x431D67C49C100D4C), Rp512(4, 5, 6, 7, 0, 1, 2, 3, 76, 0x4CC5D4BECB3E42B6), Rp512(3, 4, 5, 6, 7, 0, 1, 2, 77, 0x597F299CFC657E2A), Rp512(2, 3, 4, 5, 6, 7, 0, 1, 78, 0x5FCB6FAB3AD6FAEC), Rp512(1, 2, 3, 4, 5, 6, 7, 0, 79, 0x6C44198C4A475817), }; inline for (round0) |r| { v[r.h] = v[r.h] +% (math.rotr(u64, v[r.e], u64(14)) ^ math.rotr(u64, v[r.e], u64(18)) ^ math.rotr(u64, v[r.e], u64(41))) +% (v[r.g] ^ (v[r.e] & (v[r.f] ^ v[r.g]))) +% r.k +% s[r.i]; v[r.d] = v[r.d] +% v[r.h]; v[r.h] = v[r.h] +% (math.rotr(u64, v[r.a], u64(28)) ^ math.rotr(u64, v[r.a], u64(34)) ^ math.rotr(u64, v[r.a], u64(39))) +% ((v[r.a] & (v[r.b] | v[r.c])) | (v[r.b] & v[r.c])); } d.s[0] +%= v[0]; d.s[1] +%= v[1]; d.s[2] +%= v[2]; d.s[3] +%= v[3]; d.s[4] +%= v[4]; d.s[5] +%= v[5]; d.s[6] +%= v[6]; d.s[7] +%= v[7]; } }; } test "sha384 single" { const h1 = "38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b"; htest.assertEqualHash(Sha384, h1, ""); const h2 = "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7"; htest.assertEqualHash(Sha384, h2, "abc"); const h3 = "09330c33f71147e83d192fc782cd1b4753111b173b3b05d22fa08086e3b0f712fcc7c71a557e2db966c3e9fa91746039"; htest.assertEqualHash(Sha384, h3, "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"); } test "sha384 streaming" { var h = Sha384.init(); var out: [48]u8 = undefined; const h1 = "38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b"; h.final(out[0..]); htest.assertEqual(h1, out[0..]); const h2 = "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7"; h.reset(); h.update("abc"); h.final(out[0..]); htest.assertEqual(h2, out[0..]); h.reset(); h.update("a"); h.update("b"); h.update("c"); h.final(out[0..]); htest.assertEqual(h2, out[0..]); } test "sha512 single" { const h1 = "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e"; htest.assertEqualHash(Sha512, h1, ""); const h2 = "ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f"; htest.assertEqualHash(Sha512, h2, "abc"); const h3 = "8e959b75dae313da8cf4f72814fc143f8f7779c6eb9f7fa17299aeadb6889018501d289e4900f7e4331b99dec4b5433ac7d329eeb6dd26545e96e55b874be909"; htest.assertEqualHash(Sha512, h3, "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"); } test "sha512 streaming" { var h = Sha512.init(); var out: [64]u8 = undefined; const h1 = "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e"; h.final(out[0..]); htest.assertEqual(h1, out[0..]); const h2 = "ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f"; h.reset(); h.update("abc"); h.final(out[0..]); htest.assertEqual(h2, out[0..]); h.reset(); h.update("a"); h.update("b"); h.update("c"); h.final(out[0..]); htest.assertEqual(h2, out[0..]); } test "sha512 aligned final" { var block = []u8{0} ** Sha512.block_size; var out: [Sha512.digest_size]u8 = undefined; var h = Sha512.init(); h.update(block); h.final(out[0..]); }